AVERAGE PARTICLE MULTIPLICITIES IN HADRONIC ${{\boldsymbol Z}}$ DECAY

Summed over particle and antiparticle, when appropriate.

$\langle{}\boldsymbol N_{{{\boldsymbol \gamma}}}\rangle{}$ INSPIRE search

VALUE DOCUMENT ID TECN  COMMENT
$20.97$ $\pm0.02$ $\pm1.15$
ACKERSTAFF
1998A
OPAL ${\it{}E}^{\it{}ee}_{\rm{}cm}$= $91.2$ GeV
  References:
ACKERSTAFF 1998A
EPJ C5 411 Photon and Light Meson Production in Hadronic ${{\mathit Z}^{0}}$ Decays